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Table 4 Comparison between specimens in terms of Ultimate Stress (Mean values)

From: Every layer of quadriceps tendon’s central and medial portion offers similar tensile properties than Hamstrings or Ilio-Tibial Band Grafts

Specimen GST PT QTMdeep QTMsup QTCdeep QTCsup QTlat ITB
GST Δ41.6
p = 0.01*
Δ4.1
p = 0.4
Δ19.5
p = 0.04 *
Δ20.2
p = 0.04*
Δ24.2
p = 0.03*
Δ56.7
p = 0.007*
Δ76.3 p = 0.001*
PT   Δ45.7
p = 0.01*
Δ61.1 p = 0.006 * Δ61.8 p = 0.006* Δ65.8
p = 0.005*
Δ98.3
p < 0001*
Δ117.9 p < 0001*
QTM deep    Δ15.4
p = 0.06
Δ16.1
p = 0.06
Δ20.1
p = 0.04*
Δ 52.6
p = 0.008*
Δ72.2 p = 0.003*
QTM sup     Δ0.7
p = 0.4
Δ 4.7
p = 0.2
Δ37.2
p = 0.01*
Δ56.8 p = 0.006*
QTC deep      Δ 4.0
p = 0.8
Δ 36.5
p = 0.02*
Δ56.1 p = 0.007*
QTCsup       Δ32.5
p = 0.03*
Δ52.1 p = 0.008*
QTlat        Δ19.6
p = 0.04*
  1. Specimens:QTlat lateral, QTMsup, Superficial layer of the medial zone, QTMdeep Deep layer of the of the median zone, QTCsup Superficial layer of the central zone, QTCdeep Deep layer of the central zone, PT Patellar Tendon, GST Gracilis+Semi-Tendinosus, ITB Iliotibial band
  2. * a pairwise comparison exhibited significant differences